*{box-sizing:border-box}:root{--orange:#e8710a;--border:#dadce0;--muted:#5f6368;--bg:#f8f9fa;--danger:#d93025}body{margin:0;font-family:-apple-system,Microsoft JhengHei,PingFang TC,Arial,sans-serif;background:var(--bg);color:#202124}.wrap{max-width:1200px;margin:0 auto;padding:24px}h1.title{font-size:22px;margin:0 0 4px}.sub{color:var(--muted);margin:0 0 20px;font-size:14px}.grid{display:grid;grid-template-columns:1fr 1fr;grid-gap:20px;gap:20px;align-items:start}@media (max-width:900px){.grid{grid-template-columns:1fr}}.card{background:#fff;border:1px solid var(--border);border-radius:10px;padding:20px;margin-bottom:20px}.card h2{font-size:16px;margin:0 0 14px}.dropzone{border:2px dashed var(--border);border-radius:10px;padding:36px;text-align:center;color:var(--muted);cursor:pointer;transition:border-color .15s,background .15s}.dropzone.drag{border-color:var(--orange);background:#fff7f0}.field{margin-bottom:12px}.field label{display:block;font-size:12px;color:var(--muted);margin-bottom:4px}.field input{width:100%;padding:8px 10px;border:1px solid var(--border);border-radius:6px;font-size:14px}.field input.warn{border-color:var(--danger);background:#fef7f6}.row2{grid-template-columns:1fr 1fr;grid-gap:12px;gap:12px}.row2,.row4{display:grid}.row4{grid-template-columns:2fr .6fr 1fr 1fr;grid-gap:8px;gap:8px}.warnbar{background:#fef7e0;border:1px solid #f9d67a;color:#7a5c00;border-radius:6px;padding:10px 12px;font-size:13px;margin-bottom:14px}.chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}.chip{background:#e8f0fe;color:#1a73e8;border-radius:14px;padding:4px 10px;font-size:13px;display:inline-flex;align-items:center;gap:6px}.chip button{border:none;background:none;color:#1a73e8;cursor:pointer;font-size:14px;line-height:1;padding:0}button.primary{background:var(--orange);color:#fff;border:none;border-radius:6px;padding:10px 18px;font-size:15px;cursor:pointer}button.primary:disabled{opacity:.5;cursor:not-allowed}button.ghost{background:#fff;border:1px solid var(--border);border-radius:6px;padding:6px 12px;font-size:13px;cursor:pointer}.client{display:flex;justify-content:space-between;align-items:center;padding:6px 0;font-size:13px;border-bottom:1px solid #f1f3f4}.preview-frame{width:100%;height:760px;border:1px solid var(--border);border-radius:8px;background:#fff}.status{font-size:13px;margin-top:10px}.status.ok{color:#188038}.status.err{color:var(--danger)}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}.login-card{width:100%;max-width:380px;background:#fff;border:1px solid var(--border);border-radius:14px;overflow:hidden;box-shadow:0 8px 30px rgba(0,0,0,.06)}.login-bar{height:4px;background:var(--orange)}.login-body{padding:32px 32px 36px}.login-kicker{margin:0;font-size:12px;letter-spacing:3px;color:var(--orange);font-weight:700}.login-title{margin:6px 0 2px;font-size:20px;color:#1f2937}.login-sub{margin:0 0 22px;font-size:13px;color:var(--muted)}.login-btn{width:100%;margin-top:8px}.login-err{color:var(--danger);font-size:13px;margin:4px 0 8px}.login-divider{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:12px;margin:18px 0}.login-divider:after,.login-divider:before{content:"";flex:1 1;height:1px;background:var(--border)}.passkey-btn{width:100%;display:flex;align-items:center;justify-content:center;gap:8px;background:#fff;border:1px solid var(--border);border-radius:6px;padding:11px 14px;font-size:15px;cursor:pointer;color:#1f2937}.passkey-btn:disabled{opacity:.5;cursor:not-allowed}.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:4px}.logtable{width:100%;border-collapse:collapse;font-size:13px}.logtable th{text-align:left;color:var(--muted);font-weight:600;padding:10px 12px;border-bottom:2px solid var(--border);white-space:nowrap}.logtable td{padding:12px;border-bottom:1px solid #eef0f2;vertical-align:top}.logtable tr:hover td{background:#fafbfc}.num{text-align:right;white-space:nowrap;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.badge{display:inline-block;padding:2px 9px;border-radius:12px;font-size:12px;font-weight:600}.badge.sent{background:#e6f4ea;color:#188038}.badge.failed{background:#fce8e6;color:var(--danger)}.rcpt{color:var(--muted);font-size:12px}.link{color:#1a73e8;text-decoration:none;font-size:14px}.empty{text-align:center;color:var(--muted);padding:40px 0}